Anxiety isn't just having a hard time catching your breath. Anxiety is waking up at 3 a.m. from a dead sleep because your heart is racing. Anxiety is breaking out in a rash for no reason. Anxiety is stressing over things that may or my not be real. Anxiety is questioning your faith. Anxiety is calling your sister 3 hours before she gets up for work, in hopes she'll answer so you can get your mind off the attack. Anxiety is a 2 a.m. shower. Anxiety is your mood changing in a matter of minutes.